package com.itxiao.util;

import cn.hutool.json.JSONObject;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.AlipayConfig;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.*;
import com.alipay.api.response.*;

public class AliPayUtil {
    public static AlipayClient client;
    private static final String APP_ID="2017091608770636";
    private static final String PRIVATE_KEY="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";
    private static final String ALIPAY_PUBLIC_KEY="MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx7jJT+PSEM6ZiimTW0SGUfg4cJU04H/mQqkL2mk7KaHXFQqMh4US6xYkDlaEXzOOfxevuBqWOaB4/8TleO1CHZHXWHu9Xc+iYtJPNJGrxoGLM+6Cg9IafJTygRoaqdH0SoVMpxFdOpUftNdXHO+G0ZpS/7c1zpn8G64zN5J17IFrLcUlsEnSgOrJxsS2Q50b44er0KQlj76pehB2sTveHS2vdhqXzrv+oq99XtUKEY1a3nwDjXneI7YYKLHD9KU53pti/ibLDkOEjO4+DRowd+wfSwkmWGVL3X320mvCfrg/aMN71B/cyyhW0mQ4cxqh2UcnpxLm0v/+uC7dSCyAJwIDAQAB";
    private static final String NOTIFY_URL="https://y192580h27.goho.co/api/pay/alicallback";
    static {
        AlipayConfig alipayConfig = new AlipayConfig();
        alipayConfig.setServerUrl("https://openapi.alipay.com/gateway.do");
        alipayConfig.setAppId(APP_ID);
        alipayConfig.setPrivateKey(PRIVATE_KEY);
        alipayConfig.setFormat("JSON");
        alipayConfig.setCharset("UTF-8");
        alipayConfig.setAlipayPublicKey(ALIPAY_PUBLIC_KEY);
        alipayConfig.setSignType("RSA2");
        //构造client
        try {
            client = new DefaultAlipayClient(alipayConfig);
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
    }


    /**
     * 生成支付信息
     * @param no 订单号
     * @param money 订单金额 单位 元
     * @param title 订单标题
     * @return 包含支付页面的html内容*/
    public static String createPay(String no,double money,String title){
        AlipayTradePagePayRequest request = new AlipayTradePagePayRequest();
        //异步接收地址，仅支持http/https，公网可访问
        request.setNotifyUrl(NOTIFY_URL);
        //同步跳转地址，仅支持http/https
        request.setReturnUrl("");
        /******必传参数******/
        JSONObject bizContent = new JSONObject();
        //商户订单号，商家自定义，保持唯一性
        bizContent.put("out_trade_no", no);
        //支付金额，最小值0.01元
        bizContent.put("total_amount", money);
//        bizContent.put("total_amount", 0.01);
        //订单标题，不可使用特殊符号
        bizContent.put("subject", title);
        //电脑网站支付场景固定传值FAST_INSTANT_TRADE_PAY
        bizContent.put("product_code", "FAST_INSTANT_TRADE_PAY");
        request.setBizContent(bizContent.toString());

        try {
            AlipayTradePagePayResponse response = client.pageExecute(request);
            if(response.isSuccess()){
                return response.getBody();
            }
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return null;
    }
    /**
     * 查询订单支付状态
     * @param no 订单号
     * @return 订单的支付状态*/
    public static String queryStatus(String no){
        AlipayTradeQueryRequest request = new AlipayTradeQueryRequest();
        JSONObject bizContent = new JSONObject();
        bizContent.put("out_trade_no", no);
        request.setBizContent(bizContent.toString());
        try {
            AlipayTradeQueryResponse response = client.execute(request);
            if(response.isSuccess()){
                return response.getTradeStatus();
            }
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return null;
    }
    /**
     * 发起退款
     * @param no 订单号
     * @param money 退款的金额
     * @return 是否发生金额变化*/
    public static String refound(String no,double money){
        AlipayTradeRefundRequest request = new AlipayTradeRefundRequest();
        JSONObject bizContent = new JSONObject();
        bizContent.put("out_trade_no", no);
        bizContent.put("refund_amount", money);
        request.setBizContent(bizContent.toString());
        try {
            AlipayTradeRefundResponse response = client.execute(request);
            if(response.isSuccess()){
                return response.getFundChange();
            }
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return null;
    }
    /**
     * 查询退款的状态
     * @param no 支付订单号*/
    public static String queryRefound(String no){
        AlipayTradeFastpayRefundQueryRequest request = new AlipayTradeFastpayRefundQueryRequest();
        JSONObject bizContent = new JSONObject();
        bizContent.put("out_trade_no", no);
        bizContent.put("out_request_no", no);
        request.setBizContent(bizContent.toString());
        try {
            AlipayTradeFastpayRefundQueryResponse response = client.execute(request);
            if(response.isSuccess()){
                return response.getRefundStatus();
            }
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return null;
    }
    /**
     * 创建支付二维码
     * @param no 订单号
     * @param money 订单金额 单位 元
     * @param title 订单标题
     * @return 支付码串码*/
    public static String createPayCode(String no,double money,String title){
        AlipayTradePrecreateRequest request = new AlipayTradePrecreateRequest();
        //异步通知接口地址 监听支付成功的订单
        request.setNotifyUrl(NOTIFY_URL);
        JSONObject bizContent = new JSONObject();
        bizContent.put("out_trade_no", no);
//        bizContent.put("total_amount", money);
        //测试环境
        bizContent.put("total_amount", 0.01);
        bizContent.put("subject", title);
        request.setBizContent(bizContent.toString());
        try {
            AlipayTradePrecreateResponse response = client.execute(request);
            if(response.isSuccess()){
                return response.getQrCode();
            }
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return null;
    }
}
